Refresh at the end of the day with BT21 minini! This BT21 minini Hot Eye Mask that fits snugly around the eyes without causing irritation. It's perfect for a brief relaxation time before sleep, during long travels, or as a break while studying or working. The scent varies depending on the character. Scent: CHIMMY: Chamomile RJ: Mugwort How to Use: 1. Remove the eye mask from the packaging. 2. Tear off the perforated line on the ear straps. 3. Hang it over your ears with the deeper cut positioned at the bottom. Once opened, the eye mask will warm up immediately, so use it right away. If you have makeup on, please remove it before use. You can use it while wearing contact lenses (including color lenses), but it is recommended to remove them beforehand. Materials: Non-woven fabric, iron powder, activated charcoal Maximum Temperature: Approximately 104¡F (40¡C) Duration: Approximately 15 minutes